Mass Suggestion
Mass Suggestion is a 6th-level enchantment available to Bard, Sorcerer, Warlock, Wizard.
Mass Suggestion
6th-level enchantment
Casting Time: 1 action
Range: 60 feet
Components: V, M (a snake's tongue and either a bit of honeycomb or a drop of sweet oil)
Duration: 24 hours
You suggest a course of activity (limited to a sentence or two) and magically influence up to twelve creatures of your choice that you can see within range and that can hear and understand you. The suggestion must be worded to sound reasonable. Each target must make a Wisdom saving throw. On a failure, it pursues the course of action you described.
At Higher Levels. When you cast this spell using a 7th-level spell slot, the duration is 10 days. At 8th level, 30 days. At 9th level, a year and a day.